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This air-cooled industrial UV laser marking machine features a 355nm "cold light" UV source and requires no external water chiller; its compact, space-saving design allows for flexible placement and mobility. It produces a fine laser spot and ensures burn-free processing, making it ideal for marking precision materials such as plastics, glass, PCBs, and silicone.
Equipped with a high-efficiency air-cooling system, the unit operates stably with low noise, making it suitable for continuous use on small-to-medium production lines or at desktop workstations. It supports both static marking and "on-the-fly" (moving) marking on production lines, offers an optional vision positioning module, produces clear and durable markings, and holds CE safety certification.
The machine is easy to operate, features a highly responsive control system, and entails low consumable costs; it is widely used for precision marking in industries such as electronic components, cosmetic packaging, medical devices, and crystal ornaments.
1. Equipped with a 355nm UV laser source, cold processing marking mode
2. Integrated air-cooling system, no water tank or water circuit components
3. Compact desktop design, lightweight and compact overall
4. Ultra-fine laser spot, producing precise and sharp engraving patterns
5. Equipped with a high-speed galvanometer scanning system for rapid scanning
6. Compatible with multiple graphic formats, featuring comprehensive software editing capabilities
7. Simple chassis design with neatly organized internal components
8. Low operational noise, suitable for indoor processing environments
1. Integrated air-cooled design eliminates the need for an external chiller, saves space, and facilitates easy transport and installation.
2. 355nm UV "cold processing" prevents thermal damage, ensuring the integrity of fragile or thin materials such as plastics, glass, and silicone.
3. Built-in high-efficiency cooling module ensures stable, long-term continuous operation with low noise levels.
4. Ultra-fine beam spot produces crisp characters, QR codes, and micro-logos with permanent, fade-resistant marking.
5. Compatible with a wide range of materials, including PCBs, electronic components, medical-aesthetic consumables, and cosmetic casings.
6. Low power consumption and no consumables result in reduced long-term operating costs.
7. User-friendly software offers flexible parameter adjustment and supports diverse graphic and text editing capabilities.
8. Lightweight, desktop-friendly design makes it suitable for small factories and laboratory workstations.
1. How can i place an order?
Please provide the details of your requirements as clear as possible. So we can send you the offer at the first time.
For further discussion, it is better to contact us with WhatsApp / WeChat / email / phone, in case of any delays.
2. What kind of display we provide?
We have laser marking machine / laser welding machine / laser cutting machine / laser cleaning / CO2 laser cutting and engraving machine / laser accessories for you choose.
3. How about the warranty?
We have 2 years warranty and lifelong maintenance.
4. What is your terms of delivery?
We accept EXW, FOB, CFR, CIF, DDU, DDP, etc. You can choose the one which is the most convenient or cost effective for you.
5. How effective is the air-cooling system? Can it operate continuously for long periods?
The equipment features a professional, high-efficiency air-cooling system that dissipates heat evenly and rapidly. It supports stable, continuous operation with low noise and minimal heat buildup, meeting the demands of daily industrial mass production.
6. Will the marking process burn or yellow the workpiece?
The equipment utilizes 355nm UV "cold laser" technology, resulting in a minimal heat-affected zone. It produces markings without burning, yellowing, or deformation, making it ideal for processing precision, fragile, or heat-sensitive materials.
7. Is the equipment difficult to operate? Is professional training required?
The operating system is intuitive and user-friendly, supporting one-click editing for text, patterns, QR codes, and serial numbers. It is easy to learn; no specialized technical background is required, allowing even beginners to operate it quickly.
8. Does the machine require regular replacement of consumables? Are maintenance costs high?
The unit requires no standard consumables; only periodic cleaning of the cooling vents is needed. Maintenance is simple, power consumption is low, and long-term operating costs are minimal.
9. Does it support on-the-fly marking on assembly lines and visual positioning?
Customizable on-the-fly marking for assembly lines is supported. A CCD visual positioning module can be added to enable automatic alignment and precise marking on irregular workpieces, making it suitable for automated production lines.
10. Does the equipment have safety certifications? Is it suitable for export?
The unit holds CE safety certification. It features a sealed, dust-proof optical path and comprehensive safety protections, meeting export standards and the operational needs of factories both domestically and internationally.
UV Laser Source
Famous brand laser source, good beam quality, stable performance, long service life, maintenance-free, support 7 x 24 hours work.
Galvo Head
Sino-Galvo vibration lens, can reduce the delay and improve the engraving speed. Good running stability, high positioning accuracy, fast marking speed, strong anti-interference ability.
Field Lens
Featuring an air-spaced design and anti-reflective coating, our compact Fθ field lens ensures an excellent throughput and durability with less than 1% distortion.
Built-in Air Cooling
Balance the temperature of the machine's main board for long time working.
Control Panel
BJJCZ brand original EZCAD control system, high stability, easy to operate and good performance.
All-aluminum Worktable
Powerful function, wide applicability, high-precision aluminum cleaning table standard positioning holes to meet the positioning needs of different products.
Model | ST-UV03P | ST-UV05P |
Laser Power | 3W | 5W |
Max. marking range | 110*110mm | 150*150mm |
Output power | >3W@30KHZ | >5W@40KHZ |
Maximum pulse energy | 0.1MJ@30KHZ | 0.12MJ@40KHZ |
Pulse duration | <15NS@30KHZ | <18NS@40KHZ |
1/e2 beam diameter at output | 0.7mm | 0.8mm |
Laser Type | UV laser | |
Laser source | GAIN (JPT and other brand optional) | |
Control Software | EZCAD | |
Cooling Mode | Air Cooling | |
Beam diameter | ≤ 10mm | |
Working Accuracy | ±0.002MM | |
Marking Speed | 1-12000mm/s | |
Repetition Frequency | 20-100KHz | |
Laser Wavelength | 355nm | |
Minimum Font for Marking | 0.01mm | |
Working Voltage | 220V+10%, 50/60 Hz | |
Graphic Format Supported | AI, PLT, DXF, BMP, DST, DWG, DXP | |
Applicable Material | all metal material and all non-metal material | |
Optional Accessories to Purchase | D80 Rotating Shaft/ D57 Small Chuck/2D Table (X.Y direction)/ Cutting Fixture | |
Net Weight (KG)/ Gross Weight | 38KG / 48KG | |
Packaging Dimension | 320mm*7549mm*668mm (L*W*H) | |
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Applied Materials
It is suitable for almost all materials. Widely used in metal (all metals such as iron, copper, aluminum, magnesium, zinc, etc.), glass, crystal, PCB, plastic, fiber, paper, paint, silicon wafer, LCD, polyamide, wire, plug and other polymer materials.

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Application Industries
Especially suitable for the high-end market of ultra-fine processing, skin care cosmetics, medical drugs, food, silicon wafer micro-hole, blind hole processing, glass products, metal products, plastic buttons, electronic components, gifts, communication equipment, building materials, etc.
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